CN108225423B - Sensor for underground pipe gallery warehouse environment - Google Patents
Sensor for underground pipe gallery warehouse environment Download PDFInfo
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- CN108225423B CN108225423B CN201711481181.4A CN201711481181A CN108225423B CN 108225423 B CN108225423 B CN 108225423B CN 201711481181 A CN201711481181 A CN 201711481181A CN 108225423 B CN108225423 B CN 108225423B
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- 238000012544 monitoring process Methods 0.000 claims abstract description 37
- 238000004891 communication Methods 0.000 claims abstract description 36
- 230000007613 environmental effect Effects 0.000 claims abstract description 19
- 238000001514 detection method Methods 0.000 claims description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 238000005286 illumination Methods 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 239000013307 optical fiber Substances 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 9
- 230000000007 visual effect Effects 0.000 description 5
- 238000005485 electric heating Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- -1 heat supply Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
Abstract
The invention provides an underground pipe gallery warehouse environment sensor, which comprises a monitoring subsystem and a fixed protection device, wherein the monitoring subsystem comprises a plurality of sensors, a communication device and a receiving terminal. The preset data information range and reference voltage of different environmental information can be respectively adjusted through the input device and the plurality of reference devices, the purposes of adjusting and setting the boundaries of the different environmental information are further achieved, the purposes of remotely setting, namely remotely adjusting the boundaries of the different environmental information can be achieved through the input device, the purposes of locally setting can also be achieved, the reference devices are adjusted at the placement positions of the sensors, and the purpose of locally adjusting the boundaries of the different environmental information is achieved.
Description
Technical Field
The invention relates to the technical field of monitoring in the field of underground pipe galleries, in particular to a sensor system for an environment of an underground pipe gallery warehouse.
Background
The underground pipe gallery builds a tunnel space in the city underground, integrates various engineering pipelines such as electric power, communication, fuel gas, heat supply, water supply and drainage and the like, and is provided with a special access hole, a lifting hole and a monitoring subsystem. Because the pipelines in the underground pipe gallery are complicated, the existing data acquisition method cannot well acquire and clearly display the data of each pipeline, and once the pipeline fails, great loss is brought to society.
The Chinese patent with the bulletin number of CN107301233A discloses a data acquisition method of an underground pipe gallery based on a GIS model, which comprises the following steps: (1) establishing a data structure of a GIS model; (2) Collecting data information monitored by each monitoring device in the underground pipe gallery; (3) According to the data structure of the built GIS model, carrying out data integration on the acquired data information; (4) And modeling and displaying the data structure of the integrated GIS model. According to the invention, a GIS technology is taken as a platform, the data structure of a GIS model and the data information monitored in the underground pipe gallery are organically integrated, and the data information is integrally displayed in the form of the GIS model; therefore, a user can intuitively observe and monitor the running state, the environment monitoring state and the fault information state of equipment in the underground pipe gallery.
The monitoring mode of this patent is to monitor each item of data inside the underground pipe gallery through each disconnect-type monitoring facilities to transmit to the platform and carry out analysis processing and reach the purpose of monitoring the statistics to the data information of underground pipe gallery each side. But in real life, underground pipe gallery is complicated, and every pipeline all has different responsible personnel or units, and every unit all sets up own monitoring facilities to in the underground pipe gallery for monitoring facilities in the underground pipe gallery are many, and the comparatively dispersion of setting, and the phenomenon that the monitoring facilities appear the dewfall all the year round in the underground pipe gallery, lead to monitoring facilities to short circuit, damage easily, cause the loss.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to overcome the defects that the monitoring equipment in the prior art is scattered in arrangement and is not easy to find, and the monitoring equipment is prevented from being easily dewed in a pipe gallery to damage an internal circuit of the monitoring equipment.
To this end, a sensor system of underground pipe gallery warehouse environment is provided, including monitoring subsystem and fixed protection device, the monitoring subsystem include: the sensors are used for monitoring various environmental information in the underground pipe gallery and respectively outputting data information of different analog quantities according to the environmental information; the communication device is respectively connected with the plurality of sensors one by one and is used for transmitting data information of analog quantity; the receiving terminal is connected with the communication device and is used for receiving and displaying the data information of the analog quantity;
the fixing and protecting device comprises: a housing; the electric heating wire is arranged in the inner wall of the shell; the plurality of cavities are respectively provided with the same first fixing device; each sensor is fixedly connected with a second fixing device, the second fixing device wraps the first fixing device and is detachably connected with the first fixing device, and a cavity for placing the sensor is fixedly arranged on the second fixing device;
the surface of the second fixing device is provided with a plurality of second bulges which are circumferentially distributed, the inner wall of the first fixing device is provided with a plurality of first bulges which are circumferentially distributed and can be clamped with the second bulges, and the bottom of the second fixing device is provided with a first elastic piece.
Further, the method comprises the steps of,
the sensor comprises any one or more of a temperature sensor, a carbon monoxide sensor, a humidity sensor, a carbon dioxide sensor, an oxygen sensor, a methane sensor, an illumination sensor and a barometric pressure sensor.
Further, the method comprises the steps of,
the communication device comprises one or more of an RS232 communication interface, an RS485 communication interface, an O/I interface, a mobile network module, an optical fiber interface, a wifi module, an antenna, a radio frequency identification module, a Bluetooth module and an infrared module.
Further, the method comprises the steps of,
the monitoring subsystem further comprises:
the analog-to-digital conversion device is connected with the plurality of sensors one by one and is connected with the communication device to convert data information of analog quantity into data information of digital quantity;
the first processor is connected with the communication device, receives the digital data information, presets a plurality of preset data information ranges, is arranged in a one-to-one correspondence with each sensor, and outputs a first alarm signal when the data information output by the sensor is not in the corresponding data information range;
the first alarm device is controlled by the alarm signal to alarm;
the display terminal is connected with the processor and used for receiving and displaying the data information of the digital quantity;
and the input device is connected with the first processor and is used for inputting a preset data information range.
Further, the method comprises the steps of,
the reference devices are respectively arranged in one-to-one correspondence with the sensors and are respectively connected with the comparison devices one-to-one for providing reference voltages;
the comparison devices are respectively arranged in one-to-one correspondence with the sensors, respectively receive the data information of the analog quantity signals output by the sensors, wherein the data information of the analog quantity is a detection voltage value, and when any detection voltage value is larger than a reference voltage, the comparison device corresponding to the detection voltage value outputs a high-level signal;
the OR gate is respectively connected with the plurality of comparison devices one by one, receives any one high-level signal and outputs a driving signal;
the second alarm device is connected with the OR gate, is arranged outside the fixed protection device and is controlled by the driving signal to alarm.
Further, the method comprises the steps of,
the clamping groove is formed in one side of the contact part of the second bulge and the first bulge in a clamping mode, the clamping block is arranged on one side of the contact part of the first bulge and the second bulge in a clamping mode, and the clamping groove is in clamping connection with the clamping block.
Further, the method comprises the steps of,
a pressure sensor is arranged at one side of the contact part of the clamping block and the clamping groove, an insulating diaphragm is arranged at the upper part of the pressure sensor, a second elastic piece is arranged in the clamping groove, and when the clamping groove and the clamping block are clamped, the second elastic piece is propped against the insulating diaphragm and is in a compression state to extrude the pressure sensor;
and when the pressure sensor receives pressure, the pressure sensor outputs a pressure signal to the communication device and then transmits the pressure signal to the receiving terminal for display.
Further, the method comprises the steps of,
the first processor is connected with a memory, and the memory is used for storing the data information of the digital quantity received by the first processor.
Further, the method comprises the steps of,
the monitoring subsystem further comprises an automatic power-off unit, the automatic power-off unit comprises the humidity sensor, the second processor is connected with the humidity sensor, receives the detection voltage of the analog quantity sent by the humidity sensor, and outputs a high-level signal after the detection voltage is greater than the threshold voltage set by the second processor;
and the relay coil is connected with the second processor, receives the high-level signal and is electrified, and the normally-closed contact of the relay is positioned between the plurality of sensors and the power supply.
The technical scheme of the invention has the following advantages:
1. the sensor system of the underground pipe gallery warehouse environment provided by the invention can detect the contents and states of temperature, humidity, carbon monoxide, methane, oxygen, carbon dioxide and the like respectively, and the sensors for detecting the information are integrated, so that a worker can conveniently find the sensors in the underground pipe gallery.
2. The preset data information range and reference voltage of different environmental information can be respectively adjusted through the input device and the plurality of reference devices, the purposes of adjusting and setting the boundaries of the different environmental information are further achieved, the purposes of remotely setting, namely remotely adjusting the boundaries of the different environmental information can be achieved through the input device, the purposes of locally setting can also be achieved, the reference devices are adjusted at the placement positions of the sensors, and the purpose of locally adjusting the boundaries of the different environmental information is achieved.
3. Because the first fixing device and the second fixing device can be detachably connected, each sensor is further detachably connected with the sensor system, the insertion and the extraction are realized, and when any one sensor is damaged, maintenance and replacement are needed, the sensor is convenient to detach and install.
4. The audible and visual alarm can be respectively carried out through the first alarm device and the second alarm device, and when any one piece of environmental information exceeds the boundary of the environmental information, namely exceeds the preset data information range of the environmental information and the corresponding reference voltage, the audible and visual alarm is carried out through the first alarm device and the second alarm device, so that the aim of reminding is achieved.
5. And be provided with the heating wire around the casing, accessible heating wire heats the casing for the casing is in a temperature for a long time, avoids the phenomenon that the casing appears the dewfall.
6. The humidity environment in the sensor system can be detected through the automatic power-off unit, and if the humidity in the sensor system is higher due to the fact that the heating wire cannot work normally, the automatic power-off unit controls the power supply to stop supplying power to the sensor, so that the sensor is prevented from being damaged due to short circuit, and loss is reduced.
7. Because the first fixing device and the second fixing device are clamped, and the first elastic piece is arranged at the bottom of the second fixing device, when the first fixing device and the second fixing device are required to be fixed, the second fixing device can be placed into the first fixing device, the second fixing device is pressed to enable the first elastic piece to be compressed, then the second fixing device rotates, the first bulge and the second bulge are abutted to enable the first bulge and the second bulge to be clamped, then the pressing of the second fixing device is stopped, at the moment, under the action of the restoring force of the first elastic piece, the first fixing device and the second fixing device are fastened, when the second fixing device is required to be taken out, the second fixing device is pressed, the first bulge and the second bulge of the first fixing device and the second fixing device are separated, and then the second fixing device is rotated, so that the second fixing device, namely the sensor can be taken out.
8. Through the fixture block that sets up at first arch, the draw-in groove that the second arch set up for when carrying out the joint between the two, the fixture block stretches into in the draw-in groove, makes between the two looks card more stable when fixed.
9. Through setting up pressure sensor at the fixture block, can detect the pressure between draw-in groove and the fixture block, when draw-in groove and fixture block looks card, the draw-in groove offsets with the fixture block under the effect of first elastic component reset force, and pressure sensor is extruded by the second elastic component this moment, and first fixing device and second fixing device joint, sensor are located fixed protection device. When the pressure sensor is in a state of not being extruded by the second elastic piece, the first fixing device and the second fixing device are not contacted at the moment, the sensor is not arranged in the fixing protection device, and the position between the first fixing device and the second fixing device is detected by arranging the pressure sensor.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a monitoring subsystem;
FIG. 2 is a schematic diagram of a structure of a protection device;
FIG. 3 is a cross-sectional view of a first fixture and a second fixture;
FIG. 4 is a schematic diagram of a remote alarm architecture of a monitoring subsystem;
FIG. 5 is a schematic diagram of a local alarm architecture of the monitoring subsystem;
fig. 6 is a schematic view of a clamping structure of the second protrusion and the first protrusion;
fig. 7 is a schematic diagram of an auto-power-off unit.
1. A housing; 2. a cavity; 21. a first fixing device; 211. a first protrusion; 212. a communication hole; 213. a pressure sensor; 214. an insulating separator; 22. a second fixing device; 221. a second protrusion; 222. a second elastic member; 23. a first elastic member; 24. a sealing gasket; 3. heating wires; 4. a sensor; 41. a connecting wire; 110. a reference device; 130. a comparing device; 140. a driving device; 150. and a second alarm device.
1. A housing; 2. a cavity; 21. a first fixing device; 211. a first protrusion; 212. a communication hole; 213. a pressure sensor; 214. an insulating separator; 22. a second fixing device; 221. a second protrusion; 222. a second elastic member; 23. a first elastic member; 24. a sealing gasket; 3. heating wires; 41. a connecting wire; 110. a reference device; 130. a comparing device; 140. a driving device; 150. and a second alarm device.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, the technical features of the different embodiments of the present invention described below may be combined with each other as long as they do not collide with each other.
The utility model provides a sensor system of underground pipe gallery warehouse environment, includes monitoring subsystem and fixed protection device, and the structural schematic diagram of monitoring subsystem is shown as fig. 1, and wherein the monitoring subsystem includes a plurality of sensors for various environmental information in the monitoring underground pipe gallery, and according to the data information of environmental information output different analog quantity respectively.
Wherein the sensor comprises any one or more of a temperature sensor, a carbon monoxide sensor, a humidity sensor, a carbon dioxide sensor, an oxygen sensor, a methane sensor, an illumination sensor and a barometric pressure sensor.
The above-mentioned various environmental information includes temperature information, carbon monoxide content information, humidity information, carbon dioxide content information, oxygen content information, methane content information, illumination intensity information, air pressure data information, and the like.
The communication device is respectively connected with the sensors one by one and is used for sending data information of analog quantity, wherein the communication device can comprise any one or more of an RS232 communication interface, an RS485 communication interface, an O/I interface, a mobile network module, an optical fiber interface, a wifi module, an antenna, a radio frequency identification module, a Bluetooth module and an infrared module. The data transmission is more stable when the communication device is in a working state by the aid of the RS232 communication interface, the RS485 communication interface and the optical fiber interface; the wireless transmission can be performed through the wifi module, the antenna, the radio frequency identification module, the Bluetooth module and the infrared module, so that the communication device is not limited by a spread network when performing data transmission; programming can be performed through the O/I interface, programming is realized, and the purpose of limiting specific functions of the first processor and the second processor is achieved.
The receiving terminal is connected with the communication device and used for receiving and displaying data information of the analog quantity, wherein the receiving terminal can be any one or more of a display, a computer, a tablet and a mobile phone. The receiving terminal is used for displaying, so that a worker at a remote position can monitor information of all aspects in the pipe gallery, and the information such as temperature information, carbon monoxide content information, humidity information, carbon dioxide content information, oxygen content information, methane content information, illumination intensity information, air pressure data information and the like in the pipe gallery can be monitored remotely in real time.
As shown in the structural schematic diagram of the fixing and protecting device in fig. 2, the fixing and protecting device includes a housing 1 and an electric heating wire, wherein the electric heating wire is disposed in the housing 1, and the housing 1 can be heated by the electric heating wire, so that the housing 1 is always at a proper temperature. Because the shell 1 is always at a temperature, the water vapor in the pipe gallery can not be liquefied when meeting cold at the fixed protection device, the defect of dew formation at the shell 1 is avoided, and the purpose of releasing the dew is achieved.
The device also comprises a plurality of cavities 2, wherein the fixed protection device is fixedly provided with a plurality of sensors 4, the plurality of sensors 4 can be combined into a whole and stored independently, and workers can find all the sensors 4 used for monitoring in the area by finding the fixed protection device, so that the condition of excessive labor of the workers is avoided.
As shown in fig. 3, the first fixing device 21 and the second fixing device 22 are respectively provided with the same first fixing device 21, each sensor is fixedly connected with a second fixing device 22, the second fixing device 22 covers the first fixing device 21 and is detachably connected with the first fixing device 21, the second fixing device is provided with a cavity for placing the sensor, when any one sensor needs to be maintained, replaced or dismantled, the second fixing device 22 can be taken out, then the sensor 4 is replaced, and then the second fixing device 22 is replaced, so that the operation is convenient, simple and easy.
The surface of the second fixing device 22 is provided with a plurality of second protrusions 221 distributed circumferentially, the inner wall of the first fixing device 21 is provided with a plurality of first protrusions 211 distributed circumferentially and capable of being clamped with the second protrusions 221, and the bottom of the second fixing device 22 is provided with a first elastic piece 23. Because the first fixing device 21 and the second fixing device 22 are clamped, and the elastic piece is arranged at the bottom of the second fixing device 22, when the first fixing device 21 and the second fixing device 22 are required to be fixed, the second fixing device 22 can be placed into the first fixing device 21, the elastic piece is compressed by pressing the second fixing device 22, then the elastic piece is rotated, the first protrusion 211 and the second protrusion 221 are abutted to clamp the first fixing device 21 and the second fixing device 22, then the pressing of the second fixing device 22 is stopped, at the moment, the first fixing device 21 and the second fixing device 22 are fastened under the action of the reset force of the elastic piece, when the second fixing device 22 is required to be taken out, the second fixing device 22 is pressed, the first protrusion 211 and the second protrusion 221 of the first fixing device 21 and the second fixing device 22 are separated, then the second fixing device 22 is rotated, and the second fixing device 22, namely the sensor can be taken out. Wherein, the gaps of the first fixing device 21 and the second fixing device 22 are provided with sealing gaskets 24 which are used for dustproof and waterproof functions.
In one embodiment, as shown in the schematic diagram of the remote alarm structure of the monitoring subsystem in fig. 4, the monitoring subsystem further includes an analog-to-digital conversion device, which is connected with the plurality of sensors one by one and is connected with the communication device, to convert the data information of the analog quantity into the data information of the digital quantity; the first processor is connected with the communication device, receives the data information of the digital quantity, presets a plurality of preset data information ranges, is arranged in one-to-one correspondence with each sensor, and outputs a first alarm signal when the data information output by the sensor is not in the corresponding data information range; the first alarm device is controlled by the alarm signal to alarm, wherein the first alarm device comprises an indicator lamp and a loudspeaker, and is controlled by the alarm signal to perform audible and visual alarm; the display terminal is connected with the first processor and is used for receiving and displaying the data information of the digital quantity. The input device is connected with the first processor and used for inputting a preset data information range, wherein the input device can be a mouse, a keyboard, a sound pickup, a touch screen and the like and is used for inputting and adjusting the preset data information range, for example, the data information range of the set temperature is 5-30 degrees, namely, when the temperature in the underground pipe gallery is not between 5-30 degrees, the first alarm device carries out audible and visual alarm.
In one embodiment, as shown in fig. 5, the local alarm structure schematic diagram of the monitoring subsystem further includes a plurality of reference devices 110, which are respectively disposed in one-to-one correspondence with the plurality of sensors 4 and are respectively connected in one-to-one correspondence with the plurality of comparison devices, for providing reference voltages, where each reference device 1100 includes a first reference resistor R11, a second reference resistor R12, and a third reference resistor R13, respectively, and the first reference resistor R11, the second reference resistor R12, and the third reference resistor R13 are serially connected to ground or negative pressure, and a node of the first reference resistor R11 and the second reference resistor R12 is connected to the corresponding comparison device 130. The voltage of the third reference resistor can be adjusted by adjusting the voltage value of the third reference resistor, so that the voltage value at the node of the first reference resistor R11 and the second reference resistor R12 is adjusted.
The plurality of comparison devices 130, including voltage comparators, are respectively arranged in one-to-one correspondence with the plurality of sensors 4, and respectively receive data information of analog signals output by each sensor 4, where the data information of the analog signals is a detected voltage value, and when any detected voltage value is greater than a reference voltage, the corresponding comparison device outputs a high-level signal;
or gate G1, the input end of which is connected with the plurality of comparison devices 130 one by one, and outputs driving signals after receiving any high level signal;
the driving device 140 is connected to the output end of the or gate G1, and includes a first driving resistor R14, a second driving resistor R15, and a driving triode Q1, where the first driving resistor R14 and the second driving resistor R15 are connected in series to ground, and a node of the first driving resistor R14 and the second driving resistor R15 is coupled to a base electrode of the driving triode Q1.
The second alarm device 150, including an indicator light and a speaker, is connected to the driving device 140, is installed outside the fixed protection device, and is controlled by the driving signal to control the indicator light L and the speaker B to alarm. The indicator light and the loudspeaker are respectively provided with a first protection resistor R16 and a second protection resistor R17 in series.
When the detection voltage value output by any one of the sensors is larger than the reference voltage value corresponding to the detection voltage value, the comparison device outputs a high-level signal to the OR gate G1, the OR gate G1 outputs a driving signal with a high level to the driving device, the first driving resistor R14 and the second driving resistor R15 divide the voltage to provide voltage for the base electrode of the driving triode Q1, the driving triode Q1 is conducted at the moment, a loop where the driving triode Q1 is located is conducted, and the indicator lamp L and the loudspeaker B are electrified to carry out audible and visual alarm. Through the structure, when any one of the environmental information in the environment exceeds the boundary, the alarm is given.
In one embodiment, as shown in fig. 6, a clamping groove is formed on one side of a contact portion where the second protrusion 221 is clamped with the first protrusion 211, a clamping block is formed on one side of a contact portion where the first protrusion 211 is clamped with the second protrusion 221, and the clamping groove is clamped with the clamping block. Through the fixture block that sets up at first protruding 211, the draw-in groove that the protruding 221 of second set up for when carrying out the joint between the two, the fixture block stretches into in the draw-in groove, makes between the two looks card more stable when fixed.
In one embodiment, a pressure sensor 213 is disposed at one side of the contact portion between the clamping block and the clamping groove, an insulating diaphragm 214 is disposed at the upper portion of the pressure sensor 213, a second elastic member 222 is disposed in the clamping groove, and when the clamping groove and the clamping block are clamped, the second elastic member 222 abuts against the insulating diaphragm 214 and is in a compressed state, so as to squeeze the pressure sensor 213, and the insulating diaphragm 214 is preferably made of rubber. When the pressure sensor 213 receives the pressure, it outputs a pressure signal to the communication device and then transmits the pressure signal to the receiving terminal for display. Through setting up pressure sensor 213 at the fixture block, can detect the pressure between draw-in groove and the fixture block, when draw-in groove and fixture block looks card, the draw-in groove offsets with the fixture block under the effect of first elastic component 23 reset force, and pressure sensor 213 is extruded by second elastic component 222 this moment, and first fixing device 21 and second fixing device 22 joint, the sensor is located fixed protection device. When the pressure sensor 213 is in a state of not being pressed by the second elastic member 222, the first fixing device 21 and the second fixing device 22 are not in contact at this time, the sensor is not in the fixing protection device, and by providing the pressure sensor 213, detection of the position between the first fixing device 21 and the second fixing device 22 is achieved.
In one embodiment, the first processor is connected with a memory, and the memory is used for storing the digital data information received by the first processor, so that workers can conveniently review and count the past data information at the pipe gallery, and the purpose of statistics is achieved.
In one embodiment, as shown in fig. 7, the monitoring subsystem further includes an automatic power-off unit, the automatic power-off unit includes the humidity sensor, and further includes a second processor, connected to the humidity sensor, for receiving a detection voltage of the analog quantity sent by the humidity sensor, and outputting a high-level signal when the detection voltage is greater than a threshold voltage set by the second processor; and the relay coil is connected with the second processor, receives the high-level signal and is electrified, and the normally-closed contact of the relay is positioned between the plurality of sensors and the power supply. The sensor system of this underground pipe gallery warehouse environment can be carried out the self-checking through automatic outage unit, for example when the humidity in the casing 1 is too high, carries out the protection processing of automatic outage, and control power supply stops supplying power to the sensor, prevents the condition of short circuit, reaches the purpose to this system protection.
The housing 1 of the fixing and protecting device is integrally formed, a communication hole 212 is formed at the bottom of the first fixing device 21, connecting wires 41 of the respective sensors are inserted into the communication hole 212 to be connected with a communication device and a plurality of comparison devices inside the fixing and protecting device, and a plurality of reference devices are also included in the fixing and protecting device. The connection line 41 and the communication hole 212 of each sensor are subjected to waterproof sealing glue, so that the waterproof and dustproof functions of the IP65 are achieved.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (4)
1. The utility model provides a sensor system of underground pipe gallery warehouse environment which characterized in that includes monitoring subsystem and fixed protection device, monitoring subsystem include: the sensors (4) are used for monitoring various environmental information in the underground pipe gallery and respectively outputting data information of different analog quantities according to the environmental information; the communication device is respectively connected with the plurality of sensors (4) one by one and is used for transmitting data information of analog quantity; the receiving terminal is connected with the communication device and is used for receiving and displaying the data information of the analog quantity;
the fixing and protecting device comprises: a housing (1); a heating wire (3) arranged in the inner wall of the shell (1); a plurality of cavities (2), each cavity (2) being provided with the same first fixing means (21), respectively; each sensor (4) is fixedly connected with a second fixing device (22), the first fixing device (21) wraps the second fixing device (22) and is detachably connected with the second fixing device (22), and the second fixing device is provided with a cavity (2) for placing the sensor (4);
the surface of the second fixing device (22) is provided with a plurality of second bulges (221) which are circumferentially distributed, the inner wall of the first fixing device (21) is provided with a plurality of first bulges (211) which are circumferentially distributed and can be clamped with the second bulges (221), and the bottom of the second fixing device (22) is provided with a first elastic piece (23);
the monitoring subsystem further comprises:
the analog-to-digital conversion device is connected with the plurality of sensors one by one and is connected with the communication device to convert data information of analog quantity into data information of digital quantity;
the first processor is connected with the communication device, receives the digital data information, presets a plurality of preset data information ranges, is arranged in a one-to-one correspondence with each sensor, and outputs a first alarm signal when the data information output by the sensor is not in the corresponding data information range;
the first alarm device is controlled by the alarm signal to alarm;
the display terminal is connected with the processor and used for receiving and displaying the data information of the digital quantity;
the input device is connected with the first processor and is used for inputting a preset data information range;
the reference devices (110) are respectively arranged in one-to-one correspondence with the sensors (4) and are respectively connected with the comparison devices (130) one by one and are used for providing reference voltages;
the comparison devices (130) are respectively arranged in one-to-one correspondence with the sensors (4), respectively receive data information of analog quantity signals output by the sensors (4), wherein the data information of the analog quantity is a detection voltage value, and when any detection voltage value is larger than a reference voltage, the corresponding comparison device (130) outputs a high-level signal;
OR gate, which is connected with the plurality of comparison devices (130) one by one, receives any high level signal and outputs driving signal;
the second alarm device (150) is connected with the OR gate, is arranged outside the fixed protection device and is controlled by the driving signal to alarm;
a clamping groove is formed in one side of a contact part of the second bulge (221) clamped with the first bulge (211), a clamping block is arranged on one side of a contact part of the first bulge (211) clamped with the second bulge (221), and the clamping groove is clamped with the clamping block;
a pressure sensor (213) is arranged at one side of the contact part of the clamping block and the clamping groove, an insulating diaphragm (214) is arranged at the upper part of the pressure sensor (213), a second elastic piece (222) is arranged in the clamping groove, and when the clamping groove and the clamping block are clamped, the second elastic piece (222) is propped against the insulating diaphragm (214) and is in a compression state, so that the pressure sensor (213) is extruded;
the pressure sensor (213) outputs a pressure signal to the communication device when receiving pressure and then transmits the pressure signal to the receiving terminal for display;
the monitoring subsystem further comprises an automatic power-off unit, the automatic power-off unit comprises a humidity sensor, the second processor is connected with the humidity sensor, receives the detection voltage of the analog quantity sent by the humidity sensor, and outputs a high-level signal when the detection voltage is greater than the threshold voltage set by the second processor;
and the relay coil is connected with the second processor, receives the high-level signal and is electrified, and the normally-closed contact of the relay is positioned between the plurality of sensors and the power supply.
2. The sensor system of claim 1, wherein: the sensor comprises any one or more of a temperature sensor, a carbon monoxide sensor, a humidity sensor, a carbon dioxide sensor, an oxygen sensor, a methane sensor, an illumination sensor and a barometric pressure sensor.
3. The sensor system of claim 1, wherein: the communication device comprises one or more of an RS232 communication interface, an RS485 communication interface, an O/I interface, a mobile network module, an optical fiber interface, a wifi module, an antenna, a radio frequency identification module, a Bluetooth module and an infrared module.
4. The sensor system of claim 1, wherein:
the first processor is connected with a memory, and the memory is used for storing the data information of the digital quantity received by the first processor.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020027009A (en) * | 2000-10-04 | 2002-04-13 | 양용준 | System for monitoring of a Storage Environment and Method therefor |
| KR100721251B1 (en) * | 2005-12-02 | 2007-05-22 | 엘에스산전 주식회사 | Monitoring system of underground power line |
| KR20100080490A (en) * | 2008-12-31 | 2010-07-08 | 재단법인 광양만권 유아이티연구소 | Mornitoring system for working environment using the sensor module |
| CN202003042U (en) * | 2011-02-21 | 2011-10-05 | 陕西正大环保科技有限公司 | Comprehensive environmental quality detection system |
| KR20160010858A (en) * | 2015-12-29 | 2016-01-28 | (주)두잉씨앤에스 | Building monitoring system and the operating method therefor |
| CN106050306A (en) * | 2016-06-24 | 2016-10-26 | 齐鲁工业大学 | Mine monitoring system |
| CN106091311A (en) * | 2016-06-16 | 2016-11-09 | 国网天津市电力公司 | A kind of goods and materials storage environment monitoring regulation system |
| CN106368246A (en) * | 2016-09-18 | 2017-02-01 | 安徽德诺科技股份公司 | Intelligent monitoring system for comprehensive pipe gallery |
| CN206515324U (en) * | 2017-03-14 | 2017-09-22 | 北京裕丰恒泰科技有限公司 | Gas alarm controller and city integrated piping lane monitoring and controlling system |
| CN207923188U (en) * | 2017-12-29 | 2018-09-28 | 中城佳旭（北京）科技发展有限公司 | The sensor of underground pipe gallery warehouse environment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10120105B2 (en) * | 2007-10-23 | 2018-11-06 | La Crosse Technology Ltd. | Location monitoring via a gateway |
-
2017
- 2017-12-29 CN CN201711481181.4A patent/CN108225423B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20020027009A (en) * | 2000-10-04 | 2002-04-13 | 양용준 | System for monitoring of a Storage Environment and Method therefor |
| KR100721251B1 (en) * | 2005-12-02 | 2007-05-22 | 엘에스산전 주식회사 | Monitoring system of underground power line |
| KR20100080490A (en) * | 2008-12-31 | 2010-07-08 | 재단법인 광양만권 유아이티연구소 | Mornitoring system for working environment using the sensor module |
| CN202003042U (en) * | 2011-02-21 | 2011-10-05 | 陕西正大环保科技有限公司 | Comprehensive environmental quality detection system |
| KR20160010858A (en) * | 2015-12-29 | 2016-01-28 | (주)두잉씨앤에스 | Building monitoring system and the operating method therefor |
| CN106091311A (en) * | 2016-06-16 | 2016-11-09 | 国网天津市电力公司 | A kind of goods and materials storage environment monitoring regulation system |
| CN106050306A (en) * | 2016-06-24 | 2016-10-26 | 齐鲁工业大学 | Mine monitoring system |
| CN106368246A (en) * | 2016-09-18 | 2017-02-01 | 安徽德诺科技股份公司 | Intelligent monitoring system for comprehensive pipe gallery |
| CN206515324U (en) * | 2017-03-14 | 2017-09-22 | 北京裕丰恒泰科技有限公司 | Gas alarm controller and city integrated piping lane monitoring and controlling system |
| CN207923188U (en) * | 2017-12-29 | 2018-09-28 | 中城佳旭（北京）科技发展有限公司 | The sensor of underground pipe gallery warehouse environment |
Non-Patent Citations (1)
| Title |
|---|
| 城市地下综合管廊环境监测优化设计;蔡贤卿;王鹏;陈立忠;;城市建设理论研究(电子版)(第26期);全文 * |
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|---|---|
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